m-PEG8-O-alkyne CAS 880081-81-2

Purity 97%+In StockPharmaceutical Standards
CAS No.880081-81-2
Molecular FormulaC20H38O9
Molecular Weight422.51 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

m-PEG8-O-alkyne CAS 880081-81-2 chemical structure

Description

As a certified reference material (CRM), m-PEG8-O-alkyne meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.

CATO supplies m-PEG8-O-alkyne (CAS 880081-81-2), a certified reference material (molecular formula C20H38O9, MW 422.51 g/mol) for analytical method development and quality control.

Based on its molecular formula C20H38O9, m-PEG8-O-alkyne contains a carboxylic acid group, a hydroxyl group, an ether linkage; these features give the compound characteristic functional-group stretching vibrations in infrared spectroscopy. The molecular weight of 422.51 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry.

Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.

Physical & Chemical Properties

Molecular FormulaC20H38O9
Molecular Weight422.51 g/mol
Purity97%+
StorageStore at room temperature, keep sealed and dry
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityStable under recommended storage conditions
Degree of Unsaturation (DBE)2.0
CAS Registry Year (est.)1987

Recommended Standards

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